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173-360A-0910  <<  173-360A-0920 >>   173-360A-0930

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PDFWAC 173-360A-0920

Certifications required to perform services.

Owners and operators must ensure that UST system services are performed by or under the direct supervision of a service provider certified in accordance with the requirements of this section. Table 0920-1 identifies the UST system services requiring the use of a service provider and the certification that a service provider must have to perform those services. There are six types of certification, which are specified in WAC 173-360A-0930. Some UST system services may be performed by more than one type of service provider.
Table 0920-1: Type of Certification Required to Perform UST System Services
UST System Service
Service Requirements
Type of Certification
Services not involving corrosion protection
Installing UST systems or components
Installation/repair
Performing internal inspections of tanks
WAC 173-360A-0320 (1) and (2)(a)(ii)(A),
WAC 173-360A-0330 (1) and (2)(a)(i)(B), or
Installation/repair
Tightness testing of containment sumps used for interstitial monitoring
Tightness testing or installation/repair
Tightness testing of spill prevention equipment
Tightness testing or installation/repair
Inspecting overfill prevention equipment
Tightness testing or installation/repair
Testing of electronic or mechanical release detection equipment
Tightness testing or installation/repair
Repairing UST system components, except cathodic protection systems
Installation/repair
Tightness testing of secondary containment areas of tanks or piping used for interstitial monitoring
WAC 173-360A-0490 (4)(c)
Tightness testing or installation/repair
Tightness testing of tanks
Tightness testing
Tightness testing of piping
Tightness testing
Site evaluations required to use vapor or groundwater monitoring as a release detection method
WAC 173-360A-0660(2) or
Site assessment
Site assessments, including site checks
Site assessment
Decommissioning tanks or piping undergoing permanent closure or change-in-service
WAC 173-360A-0810(2) or
Decommissioning
Services involving corrosion protection
Assessments of corrosion potential
WAC 173-360A-0310 (3)(c)
Corrosion expert
Designing cathodic protection systems
WAC 173-360A-0310 (3)(b) and
Corrosion expert
Installing cathodic protection systems designed by corrosion expert
Installation/repair, corrosion expert, or cathodic protection tester (1)
Testing cathodic protection systems
Corrosion expert or cathodic protection tester
Evaluating cathodic protection systems that are inadequately protecting tanks or piping based on results of cathodic protection tests or rectifier inspections
WAC 173-360A-0430(2) or
Corrosion expert
Specifying or designing repairs of cathodic protection systems, including rectifier adjustments
WAC 173-360A-0310 (3)(b) and
Corrosion expert
Repairing cathodic protection systems, including making rectifier adjustments, specified or designed by corrosion expert
Installation/repair, corrosion expert, or cathodic protection tester (1)
Footnotes:
(1) To perform the specified UST system services, a cathodic protection tester must be certified by the International Code Council.
[Statutory Authority: Chapter 90.76 RCW. WSR 18-15-083 (Order 16-02), ยง 173-360A-0920, filed 7/18/18, effective 10/1/18.]
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